#include <stdio.h>
enum color{
    BLACK,
    RED,
    BLUE
};
int main(){
    enum color c = RED;
    printf("c=%d,sizeof(c)=%d,sizeof(enum color)=%d\n",c,sizeof(c),sizeof(enum color));
    printf("BLACK=%d,RED=%d,BLUE=%d\n",BLACK,RED,BLUE);
    printf("sizeof(BLACK)=%d,sizeof(RED)=%d,sizeof(BLUE)=%d\n",sizeof(BLACK),sizeof(RED),sizeof(BLUE));
}